Australian researchers have issued one of the strongest warnings yet about vaping, saying a major review of evidence suggests e cigarettes are likely to cause lung and oral cancer. The review found signs Although research on cancer risks associated with vaping is still limited, a 2025 systematic review found substantial evidence that e cigarette exposure is associated with biomarkers reflective of cancer disease risk. This includes E cigarettes and cancer: new report faces sharp criticism Vejpkollen.se Genetic evidence that e cigarettes increase cancer (and other disease) risk among young adults Stanton Glantz blog